t4_process_rx_iq
t4_iq_result_t t4_process_rx_iq(t4_sge_iq_t *, uint_t, struct t4_poll_req *);
(void) t4_process_rx_iq(&rxq->iq, 0, &req);
(void) t4_process_rx_iq(rx_iq, rx_iq->tsi_qsize / 8, NULL);